/*
 * Copyright (C) 2008 Pleyo.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 * 3.  Neither the name of Pleyo nor the names of
 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY PLEYO AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL PLEYO OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#ifndef NetworkStateNotifier_h
#define NetworkStateNotifier_h
/**
 *  @file  NetworkStateNotifier.t
 *  NetworkStateNotifier description
 *  Repository informations :
 * - $URL$
 * - $Rev$
 * - $Date$
 */
#include "BALBase.h"


namespace WKAL {

class NetworkStateNotifier : public WKALBase {
public:
    /**
     * NetworkStateNotifier default constructor
     * @code
     * NetworkStateNotifier n;
     * @endcode
     */
    NetworkStateNotifier();

    /**
     * set network state changed function
     * @param[in] : function
     * @code
     * n->setNetworkStateChangedFunction(f);
     * @endcode
     */
    void setNetworkStateChangedFunction(void (*)());
    
    /**
     * test if NetworkStateNotifier is on line
     * @param[out] : true if NetworkStateNotifier is on line
     * @code
     * @endcode
     */
    bool onLine() const ;
    
private:    
    bool m_isOnLine;
    /**
     * function template
     */
    void (*m_networkStateChangedFunction)();

    /**
     * updateState 
     */
    void updateState();

};

    /**
     * NetworkStateNotifier 
     */
inline NetworkStateNotifier::NetworkStateNotifier();

    /**
     * updateState
     */
inline void updateState() ;


    /**
     * networkStateNotifier 
     */
NetworkStateNotifier& networkStateNotifier();
    
};

#endif // NetworkStateNotifier_h




